From 7dc7ad38f4f375c21ef5e05461639061e6483c73 Mon Sep 17 00:00:00 2001 From: Jean-Francois Moine Date: Mon, 8 Dec 2008 05:13:53 -0300 Subject: [PATCH] V4L/DVB (9866): gspca - vc032x: V and H flips added for sensors ov7660 and 7670. Signed-off-by: Jean-Francois Moine Signed-off-by: Mauro Carvalho Chehab --- drivers/media/video/gspca/vc032x.c | 137 ++++++++++++++++++++++++++++++++++--- 1 file changed, 128 insertions(+), 9 deletions(-) diff --git a/drivers/media/video/gspca/vc032x.c b/drivers/media/video/gspca/vc032x.c index 5d5bdbe..0c93a75 100644 --- a/drivers/media/video/gspca/vc032x.c +++ b/drivers/media/video/gspca/vc032x.c @@ -32,8 +32,10 @@ MODULE_LICENSE("GPL"); struct sd { struct gspca_dev gspca_dev; /* !! must be the first item */ - unsigned char autogain; - unsigned char lightfreq; + __u8 autogain; + __u8 hflip; + __u8 vflip; + __u8 lightfreq; char qindex; char bridge; @@ -52,6 +54,10 @@ struct sd { /* V4L2 controls supported by the driver */ static int sd_setautogain(struct gspca_dev *gspca_dev, __s32 val); static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val); +static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val); +static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val); +static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val); static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val); static int sd_getfreq(struct gspca_dev *gspca_dev, __s32 *val); @@ -70,7 +76,38 @@ static struct ctrl sd_ctrls[] = { .set = sd_setautogain, .get = sd_getautogain, }, -#define LIGHTFREQ_IDX 1 +/* next 2 controls work with ov7660 and ov7670 only */ +#define HFLIP_IDX 1 + { + { + .id = V4L2_CID_HFLIP, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Mirror", + .minimum = 0, + .maximum = 1, + .step = 1, +#define HFLIP_DEF 0 + .default_value = HFLIP_DEF, + }, + .set = sd_sethflip, + .get = sd_gethflip, + }, +#define VFLIP_IDX 2 + { + { + .id = V4L2_CID_VFLIP, + .type = V4L2_CTRL_TYPE_BOOLEAN, + .name = "Vflip", + .minimum = 0, + .maximum = 1, + .step = 1, +#define VFLIP_DEF 0 + .default_value = VFLIP_DEF, + }, + .set = sd_setvflip, + .get = sd_getvflip, + }, +#define LIGHTFREQ_IDX 3 { { .id = V4L2_CID_POWER_LINE_FREQUENCY, @@ -112,6 +149,11 @@ static struct v4l2_pix_format vc0323_mode[] = { .priv = 0}, }; +/* OV7660/7670 registers */ +#define OV7660_REG_MVFP 0x1e +#define OV7660_MVFP_MIRROR 0x20 +#define OV7660_MVFP_VFLIP 0x10 + static const __u8 mi0360_matrix[9] = { 0x50, 0xf8, 0xf8, 0xf5, 0x50, 0xfb, 0xff, 0xf1, 0x50 }; @@ -1057,7 +1099,7 @@ static const __u8 ov7660_initVGA_data[][4] = { {0x00, 0x01, 0x80, 0xaa}, {0x00, 0x02, 0x80, 0xaa}, {0x00, 0x12, 0x80, 0xaa}, {0x00, 0x12, 0x05, 0xaa}, - {0x00, 0x1e, 0x01, 0xaa}, + {0x00, 0x1e, 0x01, 0xaa}, /* MVFP */ {0x00, 0x3d, 0x40, 0xaa}, /* 0x3d <-40 gamma 01 */ {0x00, 0x41, 0x00, 0xaa}, /* edge 00 */ {0x00, 0x0d, 0x48, 0xaa}, {0x00, 0x0e, 0x04, 0xaa}, @@ -1111,7 +1153,7 @@ static const __u8 ov7660_initQVGA_data[][4] = { {0xb8, 0x27, 0x20, 0xcc}, {0xb8, 0x8f, 0x50, 0xcc}, {0x00, 0x01, 0x80, 0xaa}, {0x00, 0x02, 0x80, 0xaa}, {0x00, 0x12, 0x80, 0xaa}, {0x00, 0x12, 0x05, 0xaa}, - {0x00, 0x1e, 0x01, 0xaa}, + {0x00, 0x1e, 0x01, 0xaa}, /* MVFP */ {0x00, 0x3d, 0x40, 0xaa}, /* 0x3d <-40 gamma 01 */ {0x00, 0x41, 0x00, 0xaa}, /* edge 00 */ {0x00, 0x0d, 0x48, 0xaa}, {0x00, 0x0e, 0x04, 0xaa}, @@ -1217,7 +1259,8 @@ static const __u8 ov7670_initVGA_JPG[][4] = { {0x00, 0xa9, 0x90, 0xaa}, {0x00, 0xaa, 0x14, 0xaa}, {0x00, 0x13, 0xe5, 0xaa}, {0x00, 0x0e, 0x61, 0xaa}, {0x00, 0x0f, 0x4b, 0xaa}, {0x00, 0x16, 0x02, 0xaa}, - {0x00, 0x1e, 0x07, 0xaa}, {0x00, 0x21, 0x02, 0xaa}, + {0x00, 0x1e, 0x07, 0xaa}, /* MVFP */ + {0x00, 0x21, 0x02, 0xaa}, {0x00, 0x22, 0x91, 0xaa}, {0x00, 0x29, 0x07, 0xaa}, {0x00, 0x33, 0x0b, 0xaa}, {0x00, 0x35, 0x0b, 0xaa}, {0x00, 0x37, 0x1d, 0xaa}, {0x00, 0x38, 0x71, 0xaa}, @@ -1282,7 +1325,8 @@ static const __u8 ov7670_initVGA_JPG[][4] = { {0x00, 0x71, 0x35, 0xaa}, {0x00, 0x72, 0x11, 0xaa}, {0x00, 0x73, 0xf0, 0xaa}, {0x00, 0xa2, 0x02, 0xaa}, {0x00, 0xb1, 0x00, 0xaa}, {0x00, 0xb1, 0x0c, 0xaa}, - {0x00, 0x1e, 0x37, 0xaa}, {0x00, 0xaa, 0x14, 0xaa}, + {0x00, 0x1e, 0x37, 0xaa}, /* MVFP */ + {0x00, 0xaa, 0x14, 0xaa}, {0x00, 0x24, 0x80, 0xaa}, {0x00, 0x25, 0x74, 0xaa}, {0x00, 0x26, 0xd3, 0xaa}, {0x00, 0x0d, 0x00, 0xaa}, {0x00, 0x14, 0x18, 0xaa}, {0x00, 0x9d, 0x99, 0xaa}, @@ -1344,7 +1388,8 @@ static const __u8 ov7670_initQVGA_JPG[][4] = { {0x00, 0xa9, 0x90, 0xaa}, {0x00, 0xaa, 0x14, 0xaa}, {0x00, 0x13, 0xe5, 0xaa}, {0x00, 0x0e, 0x61, 0xaa}, {0x00, 0x0f, 0x4b, 0xaa}, {0x00, 0x16, 0x02, 0xaa}, - {0x00, 0x1e, 0x07, 0xaa}, {0x00, 0x21, 0x02, 0xaa}, + {0x00, 0x1e, 0x07, 0xaa}, /* MVFP */ + {0x00, 0x21, 0x02, 0xaa}, {0x00, 0x22, 0x91, 0xaa}, {0x00, 0x29, 0x07, 0xaa}, {0x00, 0x33, 0x0b, 0xaa}, {0x00, 0x35, 0x0b, 0xaa}, {0x00, 0x37, 0x1d, 0xaa}, {0x00, 0x38, 0x71, 0xaa}, @@ -1409,7 +1454,8 @@ static const __u8 ov7670_initQVGA_JPG[][4] = { {0x00, 0x71, 0x35, 0xaa}, {0x00, 0x72, 0x11, 0xaa}, {0x00, 0x73, 0xf0, 0xaa}, {0x00, 0xa2, 0x02, 0xaa}, {0x00, 0xb1, 0x00, 0xaa}, {0x00, 0xb1, 0x0c, 0xaa}, - {0x00, 0x1e, 0x37, 0xaa}, {0x00, 0xaa, 0x14, 0xaa}, + {0x00, 0x1e, 0x37, 0xaa}, /* MVFP */ + {0x00, 0xaa, 0x14, 0xaa}, {0x00, 0x24, 0x80, 0xaa}, {0x00, 0x25, 0x74, 0xaa}, {0x00, 0x26, 0xd3, 0xaa}, {0x00, 0x0d, 0x00, 0xaa}, {0x00, 0x14, 0x18, 0xaa}, {0x00, 0x9d, 0x99, 0xaa}, @@ -1695,10 +1741,25 @@ static int sd_config(struct gspca_dev *gspca_dev, } sd->qindex = 7; + sd->hflip = HFLIP_DEF; + sd->vflip = VFLIP_DEF; + if (sd->sensor == SENSOR_OV7670) { + sd->hflip = 1; + sd->vflip = 1; + } sd->autogain = AUTOGAIN_DEF; sd->lightfreq = FREQ_DEF; if (sd->sensor != SENSOR_OV7670) gspca_dev->ctrl_dis = (1 << LIGHTFREQ_IDX); + switch (sd->sensor) { + case SENSOR_OV7660: + case SENSOR_OV7670: + break; + default: + gspca_dev->ctrl_dis = (1 << HFLIP_IDX) + | (1 << VFLIP_IDX); + break; + } if (sd->bridge == BRIDGE_VC0321) { reg_r(gspca_dev, 0x8a, 0, 3); @@ -1720,6 +1781,27 @@ static void setquality(struct gspca_dev *gspca_dev) { } +/* for OV7660 and OV7670 only */ +static void sethvflip(struct gspca_dev *gspca_dev) +{ + struct sd *sd = (struct sd *) gspca_dev; + __u8 data; + + switch (sd->sensor) { + case SENSOR_OV7660: + data = 1; + break; + case SENSOR_OV7670: + data = 7; + break; + default: + return; + } + data |= OV7660_MVFP_MIRROR * sd->hflip + | OV7660_MVFP_VFLIP * sd->vflip; + i2c_write(gspca_dev, OV7660_REG_MVFP, &data, 1); +} + static void setautogain(struct gspca_dev *gspca_dev) { } @@ -1863,6 +1945,7 @@ static int sd_start(struct gspca_dev *gspca_dev) reg_w(gspca_dev->dev, 0x89, 0xffff, 0xfdff); msleep(100); setquality(gspca_dev); + sethvflip(gspca_dev); setautogain(gspca_dev); setlightfreq(gspca_dev); } @@ -1931,6 +2014,42 @@ static int sd_getautogain(struct gspca_dev *gspca_dev, __s32 *val) return 0; } +static int sd_sethflip(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->hflip = val; + if (gspca_dev->streaming) + sethvflip(gspca_dev); + return 0; +} + +static int sd_gethflip(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->hflip; + return 0; +} + +static int sd_setvflip(struct gspca_dev *gspca_dev, __s32 val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + sd->vflip = val; + if (gspca_dev->streaming) + sethvflip(gspca_dev); + return 0; +} + +static int sd_getvflip(struct gspca_dev *gspca_dev, __s32 *val) +{ + struct sd *sd = (struct sd *) gspca_dev; + + *val = sd->vflip; + return 0; +} + static int sd_setfreq(struct gspca_dev *gspca_dev, __s32 val) { struct sd *sd = (struct sd *) gspca_dev; -- 2.7.4